Housing for gas flow indicator



FIG. 1 is a front perspective view from above of a housing for gas flow indicator showing my new design;

FIG. 2 is a rear perspective view from below thereof;

FIG. 3 is a front view thereof;

FIG. 4 is a rear view thereof;

FIG. 5 is a plan view thereof;

FIG. 6 is an underneath view thereof;

FIG. 7 is a left side view thereof; and,

FIG. 8 is a right side view thereof.

The features shown in broken lines are for illustrative purposes only and form no part of the claimed design. 

CLAIM The ornamental design for a housing for gas flow indicator, as shown and described. 